Senior Estimator (Heavy Civil)

Senior Estimator (Heavy Civil) at SAIIA Construction summary:

Senior Estimator for heavy civil construction responsible for client engagement, bid review, detailed quantity take-offs, subcontractor/vendor pricing, and preparation of accurate cost estimates and bid documents for heavy civil and underground utility projects. Requires proficiency with estimating and takeoff software (InEight, HeavyBid, AGTEK, Bluebeam), scheduling tools (MS Project/Primavera), and strong understanding of civil engineering methods including earthwork, stormwater, erosion control, and utilities. Position prefers a bachelor’s in civil engineering or construction management and 3–5 years of heavy civil estimating/project engineering experience; role is office- and field-based with standard pre-employment screening.

Overview:

Saiia Construction is hiring for a Senior Estimator with heavy civil construction experience to support expansive growth for 2026 and beyond!

Position Summary: The Senior Estimator is responsible for, but not limited to client engagement, reviewing bid documents, detailed and comprehensive quantity take-off, securing subcontractor and vendor pricing, preparing accurate cost estimates and bid documents for new and existing heavy civil construction and underground utility projects .

Company Overview

Founded by Sam Saiia as Birmingham Excavating Co. in 1946, the company now known as Saiia Construction is an industrial heavy civil contractor of choice for the power generation, mineral and aggregate mining, and pulp and paper markets. With more than 630 pieces of construction machinery in our fleet, over 500 employees, and experience working in 11 states, we have the resources and knowledge to complete projects of any scale. As a MasTec Company, we are poised for continued growth and an exciting future!

MasTec’s Clean Energy and Infrastructure Group (CE&I) is a $4 billion annual revenue business unit that provides construction services for industrial facilities; building products manufacturers, power generation facilities, manufacturing plants; solar, wind, and thermal energy plants; buildings, and infrastructure.

Responsibilities:

• Review bid requirements to ensure all aspects of the project are documented and accounted for.
• Actively participating in project pre-bid meetings, site tours and bid review meetings.
• Coordinate takeoff drawings and secure subcontractor and vendor pricing.
• Identify, manage, and maintain relationships with subcontractors and vendors, ensuring bids are completed accurately and timely.
• Review drawings and highlight any areas of concern.
• Report to the lead estimator the risks and special considerations of a project for profit evaluation.
• Prepare or assist the lead estimator with project schedule and work plan development.
• Review successful estimates with project developers and area managers prior to job commencement.
• Prepare or assist project manager in project budgets.
• Assist Project Managers with the preparation of project change estimates as required.
• Seek cost-effective methods for inclusion in estimating projects.
• Assist in preparation of bid package for subcontractor quotation.
• Performs additional assignments per Director of Pre-Construction’s request.

Qualifications:

• Proficiency with all necessary technological tools, including Microsoft Office Word, Excel, PowerPoint , and Outlook with the ability to use other software as necessary.
• Proficiency in InEight, Hard Dollar, Bid Build, HeavyBid or similar construction estimating software.
• Prepare project drawing files and perform quantity and volume take-offs using 2D software (e.g., Bluebeam Revu) and 3D software (e.g., AGTEK, Civil CAD).
• Proficiency in MS Project, Primavera or similar construction scheduling software.
• Understanding of civil engineering design and construction methods and industry standards.
• Knowledge of mass grading and earthwork, stream restoration and rehabilitation, stormwater management, erosion control, and utility infrastructure requirements.
• Strong written and verbal communication skills to disseminate information effectively.
• Ability to pay attention to detail, good decision-making skills, and the ability to approach and handle problems strategically.
• Experience with job costing, scheduling and estimating contract changes.
• Ability to breakdown construction operations into a logical sequence of activities.

Educational and Experience Requirements

• Bachelor’s Degree in Civil Engineering, Construction Management, Project Management or related field preferred.
• Minimum 3- 5 years of project engineering/estimating experience on heavy civil construction projects including excavation and underground utilities.

Work Environment

• Works in an office environment at the Corporate office or in the field.
• May be exposed to extreme temperatures in the field – hot and cold.
• May be exposed to chemicals, refuse and dirt from jobsites.
• Moderate noise levels.
• May be exposed to other risks associated with working around heavy machines, tools and trucks.

What's in it for you

Financial Wellbeing

• Competitive pay with ongoing performance review and merit increase
• 401(k) with company match & Employee Stock Purchase Plan (ESPP)
• Flexible spending account (Healthcare & Dependent care)

Health & Wellness

• Medical, Dental, and Vision insurance (plan choice) - coverage for spouse, domestic partner, and children
• Diabetes Management, Telehealth Coverage, Prescription Drug Plan, Pet Insurance, Weight Management Drug Discount

• Discounted National Gym Membership Network

Family & Lifestyle

• Paid Time Off, Paid Holidays, Bereavement Leave
• Military Leave, including Differential Pay and Benefits Continuation
• Employee Assistance Program

Planning for the Unexpected

• Short and long-term disability, life insurance, and accidental death & dismemberment
• Voluntary life insurance, accident, critical illness, hospital indemnity coverage
• Emergency Travel Assistance Program
• Group legal plan

Position may be subject to pre-employment screening, which may include background check and drug testing. Accessibility: If you need accommodation as part of the employment process, contact [email protected]. Due to the high volume of applications received, we are unable to respond to individual requests regarding application status. Please log into your candidate profile for up-to-date information.

MasTec, Inc. is an Equal Employment Opportunity Employer. The Company's policy is not to unlawfully discriminate against any applicant or employee on the basis of race, color, sex, sexual orientation, gender identity, religion, national origin, age, disability, genetic information, military status, or any other consideration made unlawful by applicable federal, state, or local laws. The Company also prohibits harassment of applicants and employees based on any of these protected categories. It is also MasTec's policy to comply with all applicable state, federal and local laws respecting consideration of unemployment status in making hiring decisions.

Disclaimer: MasTec and our Subsidiaries will never ask prospective employees for any form of payment or money transfer as part of job application or onboarding. We do not ask prospective employees for information about credit cards or personal passwords, and it does not require applicants to purchase equipment or software. Ensure that all recruiter email addresses end in @mastec.com or @talent.icims.com. If you suspect you are the target of a scam, we advise you to contact your local law enforcement agency and report fraud at .

MasTec Clean Energy & Infrastructure and our subsidiaries do not work with any third-party recruiters or agencies without a valid signed agreement and partnership with the Corporate Talent Acquisition Team.

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Keywords:

heavy civil estimator, quantity takeoff, earthwork estimating, underground utilities, construction estimating software, bid preparation, subcontractor sourcing, cost estimating, civil construction, project scheduling